Home / 236,244.02-326,010.75-128,816.06

Finding the Fourth Proportional to 236,244.02, 326,010.75 and 128,816.06

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Solution

The fourth proportional to 236,244.02, 326,010.75 and 128,816.06 is: 177,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,244.02 : 326,010.75 = 128,816.06 : x
  2. Step 2: Convert to fraction form
    236,244.02/326,010.75 = 128,816.06/x
  3. Step 3: Cross multiply
    236,244.02x = 326,010.75 × 128,816.06
  4. Step 4: Simplify right side
    236,244.02x = 41,995,420,332.65
  5. Step 5: Solve for x
    x = 41,995,420,332.65/236,244.02
  6. Step 6: Final answer
    x = 177,762.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.